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Sun, 20 Feb 2022 17:25:43 +0000 Date: Mon, 21 Feb 2022 01:24:57 +0800 From: kernel test robot To: Will Deacon Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: include/linux/compiler_types.h:338:45: error: call to '__compiletime_assert_283' declared with attribute error: BUILD_BUG_ON failed: SECTIONS_WIDTH + NODES_WIDTH + ZONES_WIDTH + ilog2(roundup_pow_of_two(NR_CPUS)) > 32 Message-ID: <202202210121.6qr9G658-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Will, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 4f12b742eb2b3a850ac8be7dc4ed52976fc6cb0b commit: eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 compiler.h: Move compiletime_assert() macros into compiler_types.h date: 1 year, 7 months ago config: sparc64-randconfig-r021-20220220 (https://download.01.org/0day-ci/archive/20220221/202202210121.6qr9G658-lkp@intel.com/config) compiler: sparc64-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=sparc64 SHELL=/bin/bash arch/sparc/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): arch/sparc/mm/init_64.c: In function 'arch_hugetlb_valid_size': arch/sparc/mm/init_64.c:354:24: error: variable 'hv_pgsz_idx' set but not used [-Werror=unused-but-set-variable] 354 | unsigned short hv_pgsz_idx; | ^~~~~~~~~~~ arch/sparc/mm/init_64.c: In function 'sun4v_linear_pte_xor_finalize': arch/sparc/mm/init_64.c:2210:23: error: variable 'pagecv_flag' set but not used [-Werror=unused-but-set-variable] 2210 | unsigned long pagecv_flag; | ^~~~~~~~~~~ In file included from : arch/sparc/mm/init_64.c: In function 'paging_init': >> include/linux/compiler_types.h:338:45: error: call to '__compiletime_assert_283' declared with attribute error: BUILD_BUG_ON failed: SECTIONS_WIDTH + NODES_WIDTH + ZONES_WIDTH + ilog2(roundup_pow_of_two(NR_CPUS)) > 32 338 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^ include/linux/compiler_types.h:319:25: note: in definition of macro '__compiletime_assert' 319 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler_types.h:338:9: note: in expansion of macro '_compiletime_assert' 338 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ arch/sparc/mm/init_64.c:2306:9: note: in expansion of macro 'BUILD_BUG_ON' 2306 | BUILD_BUG_ON(SECTIONS_WIDTH + NODES_WIDTH + ZONES_WIDTH + | ^~~~~~~~~~~~ cc1: all warnings being treated as errors Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for FRAME_POINTER Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS || MCOUNT Selected by - LOCKDEP && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && !MIPS && !PPC && !ARM && !S390 && !MICROBLAZE && !ARC && !X86 vim +/__compiletime_assert_283 +338 include/linux/compiler_types.h 324 325 #define _compiletime_assert(condition, msg, prefix, suffix) \ 326 __compiletime_assert(condition, msg, prefix, suffix) 327 328 /** 329 * compiletime_assert - break build and emit msg if condition is false 330 * @condition: a compile-time constant condition to check 331 * @msg: a message to emit if condition is false 332 * 333 * In tradition of POSIX assert, this macro will break the build if the 334 * supplied condition is *false*, emitting the supplied error message if the 335 * compiler has support to do so. 336 */ 337 #define compiletime_assert(condition, msg) \ > 338 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) 339 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org